<template>
  <div class="type-nav">
      <div class="container">
       <!--鼠标移入移出事件：mouseleave会阻止子元素的冒泡 -->
          <div class="nav-left" @mouseleave="categoryHide">
              <h2 class="all" @mouseenter="isShow = true">全部商品分类</h2>
               <!--是否隐藏商品分类 -->
              <div class="sort" v-show="isShow">
              <!-- 事件委托 -->
                  <div class="all-sort-list2" @click="$router.push('/search')">
                      <div class="item" v-for="c1 in categoryList" :key="c1.categoryId">
                          <h3>
                              <a>{{c1.categoryName}}</a>
                          </h3>
                          <div class="item-list clearfix">
                              <div class="subitem" >
                                <!-- 二级菜单 -->
                                  <dl class="fore" v-for="c2 in c1.categoryChild" :key="c2.categoryId">
                                      <dt>
                                          <a href="">{{c2.categoryName}}</a>
                                      </dt>
                                      <dd >
                                        <!-- 三级 -->
                                          <em v-for="c3 in c2.categoryChild" :key="c3.categoryId">
                                              <a href="">{{c3.categoryName}}</a>
                                          </em>
                                      </dd>
                                  </dl>
                              </div>
                          </div>
                      </div>
                  </div>
              </div>
          </div>
          <nav class="nav">
              <a>服装城</a>
              <a>美妆馆</a>
              <a>尚品汇超市</a>
              <a>全球购</a>
              <a>闪购</a>
              <a>团购</a>
              <a>有趣</a>
              <a>秒杀</a>
          </nav>
      </div>
  </div>
</template>

<script>
// import {getBaseCategoryList} from '@/api'
// import NProgress from 'nprogress'
// import axios from 'axios'
import{mapActions,mapState} from 'vuex'
export default {
  name: "TypeNav",
  data(){
    return {
        // categoryList:[],
        isShow:this.$route.path === '/'
    }
  },
  methods:{
    //商品分类一级隐藏
    categoryHide(){
        if(this.$route.path !== '/') {
            this.isShow = false;
        }
    },
    //vuex发送请求，获取商品分类  
    ...mapActions('product',['getCategoryListAsync']),
    // getBaseCategoryList(num){
    //     this.$store.dispatch('product/getCategoryListAsync',num)
    // }
    
  },
  computed:{
    //辅助函数：获取vuex里的state
    ...mapState('product',['categoryList'])
  },
  mounted(){
    //二次封装axios发送请求
    // console.log(111)
    // sphRequest.get('/api/product/getBaseCategoryList').then(
    //     (body)=> {
    //         console.log(body)
    //     }
    // );

    //接口方法发送请求
    // getBaseCategoryList().then(
    //     (body) => {
    //         // console.log(body)
    //         if (body.code === 200) {
    //             this.categoryList = body.data
    //         } else {
    //             alert('请求成功，但是获取不到分类商品数据')
    //         }
    //     }
    // )

    //vuex发送请求
    // this.getBaseCategoryList(15)
    this.getCategoryListAsync(15)
  }
}
</script>

<style lang="less">
.type-nav {
    border-bottom: 2px solid #e1251b;

    .container {
        width: 1200px;
        margin: 0 auto;
        display: flex;
        position: relative;

        .all {
            width: 210px;
            height: 45px;
            background-color: #e1251b;
            line-height: 45px;
            text-align: center;
            color: #fff;
            font-size: 14px;
            font-weight: bold;
        }

        .nav {
            a {
                height: 45px;
                margin: 0 22px;
                line-height: 45px;
                font-size: 16px;
                color: #333;
            }
        }

        .sort {
            position: absolute;
            left: 0;
            top: 45px;
            width: 210px;
            height: 461px;
            position: absolute;
            background: #fafafa;
            border-top: 2px solid #e1251b;
            z-index: 999;

            .all-sort-list2 {
                .item {
                    h3 {
                        line-height: 30px;
                        font-size: 14px;
                        font-weight: 400;
                        overflow: hidden;
                        padding: 0 20px;
                        margin: 0;

                        &:hover {
                            background-color: #d9d9d9;
                        }
                    }

                    .item-list {
                        display: none;
                        position: absolute;
                        width: 734px;
                        min-height: 460px;
                        background: #f7f7f7;
                        left: 210px;
                        border: 1px solid #ddd;
                        top: 0;
                        z-index: 9999 !important;

                        .subitem {
                            float: left;
                            width: 650px;
                            padding: 0 4px 0 8px;

                            dl {
                                border-top: 1px solid #eee;
                                padding: 6px 0;
                                overflow: hidden;
                                zoom: 1;

                                &.fore {
                                    border-top: 0;
                                }

                                dt {
                                    float: left;
                                    width: 74px;
                                    line-height: 22px;
                                    text-align: right;
                                    padding: 3px 6px 0 0;
                                    font-weight: 700;
                                }

                                dd {
                                    float: left;
                                    width: 570px;
                                    padding: 2px 0 0;
                                    overflow: hidden;

                                    em {
                                        float: left;
                                        height: 14px;
                                        line-height: 14px;
                                        padding: 0 8px;
                                        margin-top: 5px;
                                        border-left: 1px solid #ccc;
                                    }
                                }
                            }
                        }
                    }

                    &:hover {
                        .item-list {
                            display: block;
                        }
                    }
                }
            }
        }
    }
}</style>